00861nam a2200241 a 4500 80348 BD-RjUL 20220914092733.0 220914s2006 bg ||||| m||| 00| 0 eng d (BD-RjUL)80348 BD-RjUL eng BD-RjUL BD-RjUL eng 23 514.2 DES 2006 Dey, Kalyan Kumar 4783 Supervisor : Subrata Majumdar Study of Sums and Products in Some Branches of Mathematics : Kalyan Kumar Dey Rajshahi : Department of Mathematics, University of Rajshahi, 2006 [7],87, leaves : 29 cm. Thesis (Ph. D.) -- Department of Mathematics, University of Rajshahi, References: Leaves 82-86 Algebraic topology Mathematics 4784 Majumdar, Subrata, Supervisor 4785 ddc THE 80348 80348 0 ddc 0 1 THESES RUCL RUCL Doc/The 2007-11-18 Controller of Exam. R.U. 0 THE 514.2 DES 2006 D2653 2022-09-14 00:00:00 C-1 THE